APA (7th ed.) Citation

Buckman, R. (1999). What you really need to know about irritable bowel syndrome. Macmillan Canada.

Chicago Style (17th ed.) Citation

Buckman, Robert. What You Really Need to Know About Irritable Bowel Syndrome. Canada: Macmillan Canada, 1999.

MLA (9th ed.) Citation

Buckman, Robert. What You Really Need to Know About Irritable Bowel Syndrome. Macmillan Canada, 1999.

Warning: These citations may not always be 100% accurate.